diff --git a/Cargo.toml b/Cargo.toml
index f297b131..72c1b6a1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -55,7 +55,7 @@ memchr = "2.3"
 uuid = { version = "1.0", optional = true }
 smallvec = "1.6.1"
 cast = { version = "0.3", features = ["std"] }
-arrow = { version = "36", default-features = false, features = ["prettyprint", "ffi"] }
+arrow = { version = "37", default-features = false, features = ["prettyprint", "ffi"] }
 rust_decimal = "1.14"
 strum = { version = "0.24", features = ["derive"] }
 r2d2 = { version = "0.8.9", optional = true }
diff --git a/libduckdb-sys/Cargo.toml b/libduckdb-sys/Cargo.toml
index 4ee5d3e0..91d77e5e 100644
--- a/libduckdb-sys/Cargo.toml
+++ b/libduckdb-sys/Cargo.toml
@@ -39,4 +39,4 @@ serde_json = { version = "1.0" }
 tar = "0.4.38"
 
 [dev-dependencies]
-arrow = { version = "36", default-features = false, features = ["ffi"] }
+arrow = { version = "37", default-features = false, features = ["ffi"] }
diff --git a/src/vtab/arrow.rs b/src/vtab/arrow.rs
index e4ba540b..6eae3420 100644
--- a/src/vtab/arrow.rs
+++ b/src/vtab/arrow.rs
@@ -146,7 +146,7 @@ pub fn to_duckdb_type_id(data_type: &DataType) -> Result<LogicalTypeId, Box<dyn
         DataType::Utf8 | DataType::LargeUtf8 => Varchar,
         DataType::List(_) | DataType::LargeList(_) | DataType::FixedSizeList(_, _) => List,
         DataType::Struct(_) => Struct,
-        DataType::Union(_, _, _) => Union,
+        DataType::Union(_, _) => Union,
         DataType::Dictionary(_, _) => todo!(),
         // duckdb/src/main/capi/helper-c.cpp does not support decimal
         // DataType::Decimal128(_, _) => Decimal,